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Some observations on the formation of surface martensite in 304L stainless steel
Affiliation:1. Ecole Nationale Supérieure de Céramique Industrielle, SPCTS laboratory (UMR CNRS 7315), Centre Européen de la Céramique, 12 rue Atlantis, 87068 Limoges cedex, France;2. Université de Limoges, SPCTS laboratory (UMR CNRS 7315), Centre Européen de la Céramique, 12 rue Atlantis, 87068 Limoges, France;3. Université de Limoges, GRESE (EA 4330), 87068 Limoges, France;1. Key Laboratory of Pressure Systems and Safety, Ministry of Education, East China University of Science and Technology, Shanghai, 200237, PR China;2. Department of Mechanical Engineering and Science, Kyoto University, Kyoto-daigaku-Katsura, Nishikyo-ku, Kyoto 615-8540, Japan;3. School of Aeronautics and Astronautics, Zhejiang University, Hangzhou, 310058, PR China
Abstract:A surface martensite was observed in a 304L stainless steel. The morphological details as influenced by polishing techniques and thermal quenching are discussed. The quantity of martensite was found to be greatly amplified by the strain energy produced by mechanical polishing.
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